3M CO

Ticker: MMM CUSIP: 88579Y101 Class: COM

Madden Advisory Services, Inc.'s Holding History (CIK: 0001542284)

Note: Option positions (PUT/CALL) are excluded.

Q3 2015

Shares 55 Value ($000) $7 Avg Close $87.51 Range $80.04 - $93.69

Q2 2015

Shares 55 Value ($000) $8 Avg Close $94.82 Range $91.30 - $98.85

Q3 2014

Shares 688 Value ($000) $97 Avg Close $83.50 Range $80.18 - $86.16

Q2 2014

Shares 688 Value ($000) $99 Avg Close $81.05 Range $76.00 - $84.30

Q1 2014

Shares 688 Value ($000) $93 Avg Close $76.26 Range $70.70 - $79.67

Q4 2013

Shares 165 Value ($000) $23 Avg Close $72.67 Range $66.39 - $80.32

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	55	$7	$87.51	$80.04 - $93.69
Q2 2015	55	$8	$94.82	$91.30 - $98.85
Q3 2014	688	$97	$83.50	$80.18 - $86.16
Q2 2014	688	$99	$81.05	$76.00 - $84.30
Q1 2014	688	$93	$76.26	$70.70 - $79.67
Q4 2013	165	$23	$72.67	$66.39 - $80.32